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Occupational Therapist in Private Practice

Cassandra Beatriz S. Alcantara, OT

Sees patients in Mill Valley, CA · California

Summary

Cassandra Beatriz S. Alcantara, OT is an occupational therapist at 40 Camino Alto, Mill Valley, CA 94941. Phone: (301) 268-8134. Accepts Medicare assignment. In 2024, Cassandra Beatriz S. Alcantara had 56 Original Medicare patients and 2,886 services. NPI 1699555367. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Occupational therapist (Medicare lists Occupational Therapist in Private Practice)
  • Address: 40 Camino Alto, Mill Valley, CA 94941 · Directions
  • Phone: (301) 268‑8134
  • Medicare: Accepts Medicare assignment
  • Group practice: Sand Coast Rehab Physical Therapy Inc
  • School: graduated 2023
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Cassandra Beatriz S. Alcantara, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Cassandra Beatriz S. Alcantara accept Medicare assignment?
Yes. Medicare's clinician data says Cassandra Beatriz S. Alcantara accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Cassandra Beatriz S. Alcantara see?
In 2024, CMS data shows 56 Original Medicare patients and 2,886 services for Cassandra Beatriz S. Alcantara. This counts Original Medicare only and measures volume, not quality.
What is Cassandra Beatriz S. Alcantara's NPI number?
1699555367. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Cassandra Beatriz S. Alcantara, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients56
Services billed to Medicare2,886
Different services or procedures14
Participating Medicare providerYes
Average age of these patients89

Most frequent services

  1. Therapy procedure using functional activities (97530)1,085 services
  2. Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes (97112)514 services
  3. Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes (97110)493 services
  4. Training for self-care or home management, each 15 minutes (97535)401 services
  5. Training for community or work reintegration, each 15 minutes (97537)172 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis71%
  • Osteoporosis39%
  • Depression38%
  • Atrial fibrillation36%

Practice locations

Addresses where Cassandra Beatriz S. Alcantara is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Cassandra Beatriz S. Alcantara as a member of this group (CMS data updated October 2, 2026).

  • Sand Coast Rehab Physical Therapy Inc105 clinicians in the group

Specialties

Find other clinicians: Occupational Therapist in Private Practice, California →

Other occupational therapists in California

Clinicians with the same Medicare primary specialty in California — not a recommendation.

All occupational therapists in California →

Other clinicians in Sand Coast Rehab Physical Therapy Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialOT
Graduation year2023
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1699555367
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians